Cost of one operator hour
| Value | $30 per hour |
| Default | $30 per hour |
| Low | $27 per hour |
| High | $34 per hour |
| Source | Payroll, with benefits and payroll taxes added |
| Notes | What one hour of an operator or a material handler costs the plant: base pay of about $21 per hour, plus about 40 percent for benefits, payroll taxes and insurance. |